Role Description mediafellows is looking for a Backend Team Lead to establish and lead a Development Hub in Colombia. If you have comprehensive knowledge of Ruby on Rails, are highly familiar with distributed service architectures, and have successfully led teams in the development of complex web applications in a professional capacity in the past, you’re the one we’re seeking. As a Backend Team Lead, you will oversee the development of solutions for our sophisticated SaaS platform MediaStore, an online B2B service for marketing and distribution of audiovisual content – covering content management, video screening, contracting, fulfillment, and delivery. Some of the largest studios, broadcasters, and distributors from around the world rely on our platform solution. You’ll get to work with a complex, mature code base that comprises multiple services providing various REST APIs. Our architecture stack includes a wide array of technologies, including: - Ruby on Rails - PostgreSQL - Elasticsearch - Clickhouse - Redis - Kubernetes - and more This is a unique opportunity to be part of transforming the media industry from on-prem to cloud-based workflows. We look for a new colleague with skills, passion, humor, and a strong sense of responsibility who will help us take our software solution to the next level using state-of-the-art web technologies. We welcome candidates enthusiastic about learning and personal growth. If you see yourself in this role, please apply! Qualifications - 7+ years of experience in web application development - 5+ years of programming experience in Ruby on Rails - Excellent knowledge of PostgreSQL or another SQL database system - Decent experience in building and consuming JSON APIs - Passionate about building automated tests using RSpec - Familiar with Git and Git-based workflows, including GitHub code reviews - Ability to balance maintainability, security, performance, and flexibility - Strong team leadership skills and proactive knowledge sharing - Strong sense of responsibility and ownership - Strong autonomy, self-discipline, and ability to self-educate - Fluent in English Requirements - Experience in leading teams of at least 5 developers for 3+ years - First-hand experience with DevOps tools and environments - Cloud Service Infrastructure knowledge, specifically with AWS - Hands-on experience in utilizing AI tools for rapid but solid code development - Knowledge about video transcoding and online streaming Benefits - Very attractive compensation - Broad flexibility in how, when, and where you work - Free choice of working tools and software you are most familiar with - Modern CMS / Asset management platform with a fascinating growth perspective - An international team of smart and friendly colleagues within a fast-moving company

• Analyze and optimize database performance through monitoring, tuning, and query optimization to ensure optimal response times and efficient resource utilization. • Conduct capacity planning and forecasting to anticipate future database requirements and ensure scalability. • Diagnose and resolve complex database issues, including performance bottlenecks, scalability problems, and data inconsistencies. • Work closely with developers, system administrators, and other stakeholders to understand application requirements and provide guidance on database-related concerns. • Implement automation for repetitive tasks and performance monitoring.

• Work closely with enterprise IT teams to design analytics and data solutions aligned to business strategy • Define architecture patterns for ingestion, transformation, and serving layers • Establish best practices for Unity Catalog, Delta Lake, and orchestration • Guide pod-based delivery teams • Define development standards for pipelines, notebooks, and CI/CD • Optimize pipelines for performance and cost • Integrate Databricks with Azure ecosystem and Power BI • Implement governance using Unity Catalog • Define reusable frameworks and templates

• Develop and maintain enterprise software applications, including API, data, application, and service development. • Write clean, efficient, and maintainable code by employing test-driven development process. • Build scalable and reliable back-end systems using languages like Go and Python. • Develop and maintain APIs using REST, gRPC or GraphQL. • Integrate multiple enterprise applications and services using a scalable framework like FastAPI. • Build and maintain data schema using PostgreSQL, NoSQL etc. • Knowledge of front-end interfaces using HTML, CSS, and JavaScript frameworks such as React or Angular. • Design data pipelines for ML using DE stack; event driven technologies like Temporal and Kafka. Work with foundational LLMs across OpenAI, Gemini and Claude. • Ensure that applications are secure and adhere to industry best practices. • Able to design and develop enterprise grade features/modules using SOLID principles and best practices around software engineering. • Develop high availability, low latency enterprise grade software products using Agentic Architecture, LLMs and RAG technology. • Continuously improve software development processes and practices.